罗红霉素杂质现货供应

Impurity A

 (3R,4S,5S,6R,7R,11R,12R,13S,14R)-4-[((2,6dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-

 14-ethl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-{{3,4,6-tridexiy-3-(dimethylamino)-β-D-dione  (Erythromycin A) --红霉素A

Impurity B

    3-O-de (2,6-dideoxy-3-C-methyl-3-O-methyl- α-L-ribo-hexopyranosyl)erythromycin-9-(E)-[O-[2-ethoxyethoxy)methyl]oxime

Impurity C

 Erythromycin 9-(E)-Oxime

Impurity D

 Erythromycin   9-(Z)-[O-[2-methoxyethoxy)methyl-oxime]

Impurity E

 3’’-O-demethylerythromycin-(E)[O-[2-methoxyethoxy)methyl-oxime]

Impurity F

 3’-N-demethylerythromycin-(E)[O-[2-methoxyethoxy)methyl-oxime]

Impurity G

 Erythromycin   3-(E)-[O-[[methoxyethoxy)methyl]methyl]oxime]

Impurity H

 12-dexoxyerythromycin   9-(E)-[O-[(2-methoxyethoxy)methyl]oxime]

Impurity I

 2’-O-[(2-methoxyethoxy)methyl]erythromycin   9-(E)-[O-[2-methoxyethoxy)methyl]oxime]

Impurity J (LE2)

 Erythromycin   9-(E)-[O-[2-chloroethoxy)methoxymethyl]oxime]

Impurity K (LE1)

 Erythromycin   9-(E)-[O-[[2-hydroxymethoxy)ethoxy]methyl]oxime

规格：10-100mg

纯度：大于98%

用途：供新药研究或实验使用

备注： 随货提供COA，核磁，质谱HPLC

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